@mixin prefixer($name, $params...) {
  -webkit-#{$name}: $params;
  -moz-#{$name}: $params;
  -ms-#{$name}: $params;
  -o-#{$name}: $params;
  #{$name}: $params;
}

@mixin transition($params...) {
  @include prefixer(transition, $params);
}

@mixin transform($params) {
  @include prefixer(transform, $params);
}